#include <sys/syscall.h> #include <sys/socket.h> ssize_t recvfrom( int fd, void *buf, size_t n, int flags, struct sockaddr *addr, socklen_t *addrlen ) { ssize_t retval; __dios_syscall( SYS_recvfrom , &retval, fd, buf, n, flags, addr, addrlen); return retval; }